最近正巧,有一个存在corrupt block的数据文件,尝试使用ODU恢复,趁机学习一下。
最近正巧,有一个存在corrupt block的数据文件,尝试使用ODU恢复,趁机学习一下。
kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5): Apr 22 11:00:51 host1 primary label corrupt kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5): Apr 22 11:00:51 host1 primary label corrupt kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5): Apr 22 11:00:58 host1 primary label corrupt kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5): Apr 22 11:00:58 host1 primary label corrupt kern.warning] WARNING: /scsi_vhci/disk@g5000c50043ffa61f (sd5): Apr 22 11:00:58 host1 primary label corrupt
最近使用Android Studio 4.0新建Android项目的时候,报了一个Gradle's dependency cache may be corrupt的错误,大概的意思就是网络请求超时,如果能翻墙
8 130 16 SQL> 构造坏块的方法有不少(例如BBED等),这里我们使用RMAN下面的命令clear,可以标记数据块为corrupt 如上截图所示,如果索引损坏(Corrupt Index),那么使用analyze index validate structure就会报错。 要检查整个数据库所有的损坏索引(Corrupt Indexes)的话,就可以借助下面脚本: spool analy_index.sql SET PAGESIZE 50000; SELECT 'ANALYZE
env): lazy-load database '/Library/Frameworks/R.framework/Versions/4.1/Resources/library/tm.rdb' is corrupt 参考资料 [1] 参考文档1: https://community.rstudio.com/t/error-message-lazy-load-database-keras-rdb-is-corrupt
qname, found_limit * sec_size) xlrd.compdoc.CompDocError: Workbook: size exceeds expected 17920 bytes; corrupt
A Corrupt Mayor's Performance Art Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 100000/100000 K (Java/Others) Total Submission(s): 33 Accepted Submission(s): 11 Problem Description Corrupt
JAR包错误:Error :Invalid or corrupt jarfile xxx.jar 错误背景: IDEA 打包springboot 项目为jar包。 打包方法百度了好几种,结果都在运行时报了Error :Invalid or corrupt jarfile xxx.jar错误。 万万没想到,最后的真凶竟然是。。。。。。智能的IDEA。
INT; SQL> 2 BEGIN 3 num_corrupt := 0; 4 DBMS_REPAIR.CHECK_OBJECT ( 5 SCHEMA_NAME = => num_corrupt); 9 DBMS_OUTPUT.PUT_LINE('number corrupt: ' || TO_CHAR (num_corrupt)); 10 END; SQL> select BLOCK_ID, CORRUPT_TYPE, CORRUPT_DESCRIPTION 2 from REPAIR_TABLE; BLOCK_ID CORRUPT_TYPE ---------- ------------ CORRUPT_DESCRIPTION -------------------------------------------------------- -->对于坏块的操作都能够skip SQL> BEGIN DBMS_REPAIR.SKIP_CORRUPT_BLOCKS ( 2 3 SCHEMA_NAME => '&schema_name
data blocks FIX_CORRUPT_BLOCKS Marks blocks as software corrupt that have been previously identified => num_corrupt); 9 DBMS_OUTPUT.PUT_LINE('number corrupt: ' || TO_CHAR (num_corrupt)); 10 END; ,marked_corrupt,repair_description FROM repair_table; OBJECT_NAM BLOCK_ID CORRUPT_TYPE MARKED_COR software corrupt TB_OBJ 151 6148 TRUE mark block software corrupt Step c 标记坏块 c、DBMS_REPAIR包的几个步骤,先创建相应的表用于存储修复表及孤立索引,其次CHECK_OBJECT,FIX_CORRUPT_BLOCKS,DUMP_ORPHAN_KEYS,SKIP_CORRUPT_BLOCKS
ugi=root&listcorruptfileblocks=1&path=%2F The list of corrupt files under path '/' are: blk_1073741825 /hbase/data/hbase/meta/1588230740/info/5d7965bf2c914a99864192b2ef00665c: CORRUPT blockpool BP-433695712 /hbase/hbase.version: CORRUPT blockpool BP-433695712-192.168.1.162-1520298438803 block blk_1073741825 FILES: 9 MISSING BLOCKS: 9 MISSING SIZE: 16666 B CORRUPT BLOCKS: 9 ************** ****************** Corrupt blocks: 9 Number of data-nodes: 4 Number of racks: 1
recv_sys->found_corrupt_fs); if (recv_sys->found_corrupt_log && ! checkpoint_lsn; rescan = recv_group_scan_log_recs( group, &contiguous_lsn, false); if ((recv_sys->found_corrupt_log srv_force_recovery) || recv_sys->found_corrupt_fs) { log_mutex_exit(); return(DB_ERROR); } } /* contiguous_lsn = checkpoint_lsn; recv_group_scan_log_recs(group, &contiguous_lsn, true); if ((recv_sys->found_corrupt_log srv_force_recovery) || recv_sys->found_corrupt_fs) { log_mutex_exit(); return(DB_ERROR); } } } else
channel c6; } EOF exit 恢复发现有少量坏块 Read datafile mirror 'DATADG_0002' (file 35, block 100790) found same corrupt data (logically corrupt) Read datafile mirror 'DATADG_0005' (file 35, block 100790) found same corrupt data (logically corrupt) Read datafile mirror 'DATADG_0006' (file 35, block 101236) found same corrupt data (logically corrupt) Read datafile mirror 'DATADG_0001' (file 35, block 101236) found same corrupt data (logically corrupt) ?
六个等级的介绍摘抄如下: Forcing InnoDB Recovery 1 (SRV_FORCE_IGNORE_CORRUPT) Lets the server run even if it detects a corrupt page. Tries to make SELECT * FROM tbl_name jump over corrupt index records and pages, which helps in dumping This value can permanently corrupt data files. This value can permanently corrupt data files.
, marked_corrupt, corrupt_description, repair_description from repair_table; 执行结果: SQL> set serveroutput SQL> select object_name, block_id, corrupt_type, marked_corrupt, corrupt_description, repair_description 如果marked_corrupt不是true,则需要使用fix_corrupt_blocks过程修复: declare fix_count int; begin fix_count : 这样当之后执行完SKIP_CORRUPT_BLOCKS操作后,就可以重新建立索引了(对每个索引都要执行DUMP_ORPHAN_KEYS过程)。 3.5 使用skip_corrupt_blocks过程来跳过坏块 执行skip_corrupt_blocks过程,使后续DML操作跳过坏块: begin dbms_repair.skip_corrupt_blocks
= CORRUPT_BLOCK && ! : LOG.warn("Found a corrupt block which was not rolled back"); break; default supported."); } break; 可以看到,处理控制块时,会根据控制块的具体类型对已放入队列的块进行处理,现只支持回滚,对于队列中上一个类型为 CORRUPT 的块或者类型不为 CORRUPT但时间相等的块,均从队列中弹出;当时间不相等时,则退出处理。 int) inputStream.readLong(); } catch (EOFException | CorruptedLogFileException e) { // 异常时创建CORRUPT
0x1c4b3afc (file x3, block 474692348) Read datafile mirror 'xxx02' (file x3, block 47xx48) found same corrupt 0x1c308c08 (file x3, block 47xx24) Read datafile mirror 'xxxx2' (file x3, block 47xx24) found same corrupt xxx0931.trc Sat Nov 09 12:48:17 2019 Hex dump of (file x3, block 14xxx7) in trace file /xxx22.trc Corrupt Corrupt block relative dba: 0x21843eb7 (file x4, block 2xx9) Bad header found during dbv: Data in Corrupt block relative dba: 0x21843eb8 (file x4, block 2xx0) Bad header found during dbv: Data in
If this is not possible either, the matrix should be classified as corrupt. Otherwise, print “Corrupt”. 1 0 1 0 1 4 1 0 1 0 0 1 1 0 1 1 1 1 0 1 0 1 0 Sample Output OK Change bit (2,3) Corrupt 如果不能,就输出Corrupt。 很水的一个题,,,。。。 奈何英语不好啊!! }else if(hang==0&&lie==0){ printf("OK\n"); } else{ printf("Corrupt
for (var i = 0; i < 0x10000; ++i) foo(false); gc(); gc(); [corrput_arr, rwarr, corrupt_buff rwarr[4]), hi); rwarr[5] = i2f(low, fHi(rwarr[5])); } function leakObjLow(o) { corrupt_buff.slot = o; return (fLow(rwarr[9]) - 1); } let corrupt_view = new DataView(corrupt_buff); let corrupt_buffer_ptr_low = leakObjLow(corrupt_buff); let idx0Addr = corrupt_buffer_ptr_low - 0x10 ; let baseAddr = (corrupt_buffer_ptr_low & 0xffff0000) - ((corrupt_buffer_ptr_low & 0xffff0000) %